Given how often Metropolitan Hierotheos cites St. Nicodemos in his own writing, I'm pretty sure he would would agree with you. I also think that this discussion about whether the glorified compiler of the Philokalia is really a Father of the Church would boggle not only his mind, but that of anyone else who got monastic training on Athos.

For it were better to suffer everything, rather than divide the Church of God. Even martyrdom for the sake of preventing division would not be less glorious than for refusing to worship idols. - St. Dionysius the Great